10800/B

Sketch (B)

To lift the chair:
a) Unscrew a few turns of the handle (1).
b) Lift the chair to the requested height (4).
c) Push toward the pedestal the handle (2) and lower it (3) untill it is in contact with the lower tube.
d) Screw in the handle untill is locked (5).
e) If the handle is not in a vertical position, push the button and turn it to the neede position.

To lower the chair:
a) Unscrew a few turns of the handle (1).
b) Push toward the pedestal the handle (2) and lift it (3) along the tube.
c) Lower the chair (4).
d) Push toward the pedestal the handle (2) and lower it (3) untill it is in contact with the lower tube.
e) Screw in the handle untill is locked (5).
f) If the handle is not in a vertical position, push the button and turn it to the neede position.